7.4v 500mAh lithium battery,high quality and rechargeable performance.
Durable and pratical battery, rechargeable with long life using.
Over charge protection, Short circuit protection,Rechargeable up to hundreds of times.
Package include: 2pcs batteries. More flying time you can enjoy.
From the Manufacturer:
1. 7.4V 500mAh lithium batteries for JJRC H8C H8D DFD F183 Rc Quadcopter. 2. High quality and lightweight,practical. 3. Durable,rechargeable and works perfectly with the drone. 5. Provide your drone continuous power for steady and well-balanced flying